CARVALHO, Tânia Maria Machado de. The Dandelin Spheres and the Method of the Conic Sections of the Greeks. NEXUS Mathematicæ, Goiânia, v. 1, p. 30–48, 2018. Disponível em: https://revistas.ufg.br/nexus/article/view/51354. Acesso em: 5 dez. 2025.